Closed Issue: Rename file while it's being edited prevents that file from being saved and VS from closing [1449]

Dialog after trying to save: "Insufficient memory to continue execution of the program"

In activity log:
* Failed to start COMProvider while updating workspaces.
* Failed to start COMProvider while updating item statuses.
* More than 5 failed calls to com provider.

while closing VS:
```
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Microsoft Visual Studio
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The operation could not be completed. Not enough storage is available to complete this operation.
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OK
---------------------------
```
Comments: Verified in build 21022.00. Fixed. Closing.